41943709 has 4 divisors (see below), whose sum is σ = 44411004. Its totient is φ = 39476416.

The previous prime is 41943691. The next prime is 41943721. The reversal of 41943709 is 90734914.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 90734914 = 2 ⋅45367457.

It can be written as a sum of positive squares in 2 ways, for example, as 29539225 + 12404484 = 5435^2 + 3522^2 .

It is a cyclic number.

It is not a de Polignac number, because 41943709 - 2⁷ = 41943581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41943739) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1233622 + ... + 1233655.

It is an arithmetic number, because the mean of its divisors is an integer number (11102751).

Almost surely, 2^41943709 is an apocalyptic number.

It is an amenable number.

41943709 is a deficient number, since it is larger than the sum of its proper divisors (2467295).

41943709 is a wasteful number, since it uses less digits than its factorization.

41943709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2467294.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 41943709 is about 6476.3962973246. The cubic root of 41943709 is about 347.4473021895.

The spelling of 41943709 in words is "forty-one million, nine hundred forty-three thousand, seven hundred nine".